             F2ppm           F1ppm       Intensity  
     1         3.7454           57.1016     22494046.25
     2         3.0149           41.8184     28658095.69
     3         1.8952           32.5310     20015646.00
     4         1.7156           29.0093     17161502.56
     5         1.4662           24.0169      4350247.69
